Adds a warning event

Author: moebrowne

src/Event/Warning.php

@@ -0,0 +1,47 @@
+<?php
+namespace phpbu\App\Event;
+
+/**
+ * Debug Event
+ *
+ * @package    phpbu
+ * @subpackage Event
+ * @author     MoeBrowne <moebrowne@users.noreply.github.com>
+ * @license    https://opensource.org/licenses/MIT The MIT License (MIT)
+ * @link       http://phpbu.de/
+ * @since      Class available since Release 6.0.0
+ */
+class Warning
+{
+    /**
+     * Event name
+     */
+    const NAME = 'phpbu.warning';
+
+    /**
+     * Warning message
+     *
+     * @var string
+     */
+    protected $message;
+
+    /**
+     * Constructor.
+     *
+     * @param string $message
+     */
+    public function __construct(string $message)
+    {
+        $this->message = $message;
+    }
+
+    /**
+     * Message getter.
+     *
+     * @return string
+     */
+    public function getMessage() : string
+    {
+        return $this->message;
+    }
+}

src/Result.php

@@ -564,4 +564,15 @@ public function debug($msg) : void
         $event = new Event\Debug($msg);
         $this->eventDispatcher->dispatch(Event\Debug::NAME, $event);
     }
+
+    /**
+     * Warning
+     *
+     * @param string $msg
+     */
+    public function warn($msg) : void
+    {
+        $event = new Event\Warning($msg);
+        $this->eventDispatcher->dispatch(Event\Warning::NAME, $event);
+    }
 }